#include <stdio.h>
int cube (int x)      /* 函数定义 */
{
    return (x * x * x);
}

main( )
{
    int f, a;
    printf("\nInput an integer number: ");
    scanf("%d", &a);
    f = cube(a);
    printf("%d * %d * %d = %d\n", a, a, a, f);
}


